IqGenerator.java

  1package eu.siacs.conversations.generator;
  2
  3import java.util.ArrayList;
  4import java.util.Arrays;
  5import java.util.Collections;
  6import java.util.List;
  7
  8import eu.siacs.conversations.entities.Account;
  9import eu.siacs.conversations.entities.Conversation;
 10import eu.siacs.conversations.services.MessageArchiveService;
 11import eu.siacs.conversations.services.XmppConnectionService;
 12import eu.siacs.conversations.utils.Xmlns;
 13import eu.siacs.conversations.xml.Element;
 14import eu.siacs.conversations.xmpp.forms.Data;
 15import eu.siacs.conversations.xmpp.jid.Jid;
 16import eu.siacs.conversations.xmpp.pep.Avatar;
 17import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 18
 19public class IqGenerator extends AbstractGenerator {
 20
 21	public IqGenerator(final XmppConnectionService service) {
 22		super(service);
 23	}
 24
 25	public IqPacket discoResponse(final IqPacket request) {
 26		final IqPacket packet = new IqPacket(IqPacket.TYPE.RESULT);
 27		packet.setId(request.getId());
 28		packet.setTo(request.getFrom());
 29		final Element query = packet.addChild("query",
 30				"http://jabber.org/protocol/disco#info");
 31		query.setAttribute("node", request.query().getAttribute("node"));
 32		final Element identity = query.addChild("identity");
 33		identity.setAttribute("category", "client");
 34		identity.setAttribute("type", this.IDENTITY_TYPE);
 35		identity.setAttribute("name", IDENTITY_NAME);
 36		final List<String> features = Arrays.asList(FEATURES);
 37		Collections.sort(features);
 38		for (final String feature : features) {
 39			query.addChild("feature").setAttribute("var", feature);
 40		}
 41		return packet;
 42	}
 43
 44	protected IqPacket publish(final String node, final Element item) {
 45		final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
 46		final Element pubsub = packet.addChild("pubsub",
 47				"http://jabber.org/protocol/pubsub");
 48		final Element publish = pubsub.addChild("publish");
 49		publish.setAttribute("node", node);
 50		publish.addChild(item);
 51		return packet;
 52	}
 53
 54	protected IqPacket retrieve(String node, Element item) {
 55		final IqPacket packet = new IqPacket(IqPacket.TYPE.GET);
 56		final Element pubsub = packet.addChild("pubsub",
 57				"http://jabber.org/protocol/pubsub");
 58		final Element items = pubsub.addChild("items");
 59		items.setAttribute("node", node);
 60		if (item != null) {
 61			items.addChild(item);
 62		}
 63		return packet;
 64	}
 65
 66	public IqPacket publishAvatar(Avatar avatar) {
 67		final Element item = new Element("item");
 68		item.setAttribute("id", avatar.sha1sum);
 69		final Element data = item.addChild("data", "urn:xmpp:avatar:data");
 70		data.setContent(avatar.image);
 71		return publish("urn:xmpp:avatar:data", item);
 72	}
 73
 74	public IqPacket publishAvatarMetadata(final Avatar avatar) {
 75		final Element item = new Element("item");
 76		item.setAttribute("id", avatar.sha1sum);
 77		final Element metadata = item
 78			.addChild("metadata", "urn:xmpp:avatar:metadata");
 79		final Element info = metadata.addChild("info");
 80		info.setAttribute("bytes", avatar.size);
 81		info.setAttribute("id", avatar.sha1sum);
 82		info.setAttribute("height", avatar.height);
 83		info.setAttribute("width", avatar.height);
 84		info.setAttribute("type", avatar.type);
 85		return publish("urn:xmpp:avatar:metadata", item);
 86	}
 87
 88	public IqPacket retrieveAvatar(final Avatar avatar) {
 89		final Element item = new Element("item");
 90		item.setAttribute("id", avatar.sha1sum);
 91		final IqPacket packet = retrieve("urn:xmpp:avatar:data", item);
 92		packet.setTo(avatar.owner);
 93		return packet;
 94	}
 95
 96	public IqPacket retrieveAvatarMetaData(final Jid to) {
 97		final IqPacket packet = retrieve("urn:xmpp:avatar:metadata", null);
 98		if (to != null) {
 99			packet.setTo(to);
100		}
101		return packet;
102	}
103
104	public IqPacket queryMessageArchiveManagement(final MessageArchiveService.Query mam) {
105		final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
106		final Element query = packet.query("urn:xmpp:mam:0");
107		query.setAttribute("queryid",mam.getQueryId());
108		final Data data = new Data();
109		data.setFormType("urn:xmpp:mam:0");
110		if (mam.muc()) {
111			packet.setTo(mam.getWith());
112		} else if (mam.getWith()!=null) {
113			data.put("with", mam.getWith().toString());
114		}
115		data.put("start",getTimestamp(mam.getStart()));
116		data.put("end",getTimestamp(mam.getEnd()));
117		query.addChild(data);
118		if (mam.getPagingOrder() == MessageArchiveService.PagingOrder.REVERSE) {
119			query.addChild("set", "http://jabber.org/protocol/rsm").addChild("before").setContent(mam.getReference());
120		} else if (mam.getReference() != null) {
121			query.addChild("set", "http://jabber.org/protocol/rsm").addChild("after").setContent(mam.getReference());
122		}
123		return packet;
124	}
125	public IqPacket generateGetBlockList() {
126		final IqPacket iq = new IqPacket(IqPacket.TYPE.GET);
127		iq.addChild("blocklist", Xmlns.BLOCKING);
128
129		return iq;
130	}
131
132	public IqPacket generateSetBlockRequest(final Jid jid) {
133		final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
134		final Element block = iq.addChild("block", Xmlns.BLOCKING);
135		block.addChild("item").setAttribute("jid", jid.toBareJid().toString());
136		return iq;
137	}
138
139	public IqPacket generateSetUnblockRequest(final Jid jid) {
140		final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
141		final Element block = iq.addChild("unblock", Xmlns.BLOCKING);
142		block.addChild("item").setAttribute("jid", jid.toBareJid().toString());
143		return iq;
144	}
145
146	public IqPacket generateSetPassword(final Account account, final String newPassword) {
147		final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
148		packet.setTo(account.getServer());
149		final Element query = packet.addChild("query", Xmlns.REGISTER);
150		final Jid jid = account.getJid();
151		query.addChild("username").setContent(jid.getLocalpart());
152		query.addChild("password").setContent(newPassword);
153		return packet;
154	}
155
156	public IqPacket changeAffiliation(Conversation conference, Jid jid, String affiliation) {
157		List<Jid> jids = new ArrayList<>();
158		jids.add(jid);
159		return changeAffiliation(conference,jids,affiliation);
160	}
161
162	public IqPacket changeAffiliation(Conversation conference, List<Jid> jids, String affiliation) {
163		IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
164		packet.setTo(conference.getJid().toBareJid());
165		packet.setFrom(conference.getAccount().getJid());
166		Element query = packet.query("http://jabber.org/protocol/muc#admin");
167		for(Jid jid : jids) {
168			Element item = query.addChild("item");
169			item.setAttribute("jid", jid.toString());
170			item.setAttribute("affiliation", affiliation);
171		}
172		return packet;
173	}
174
175	public IqPacket changeRole(Conversation conference, String nick, String role) {
176		IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
177		packet.setTo(conference.getJid().toBareJid());
178		packet.setFrom(conference.getAccount().getJid());
179		Element item = packet.query("http://jabber.org/protocol/muc#admin").addChild("item");
180		item.setAttribute("nick", nick);
181		item.setAttribute("role", role);
182		return packet;
183	}
184}